Serviceable

a.	1.	Doing service; promoting happiness, interest, advantage, or any good; useful to any end; adapted to any good end use; beneficial; advantageous. I know thee well, a serviceable villain. - Shak.
	2.	Prepared for rendering service; capable of, or fit for, the performance of duty; hence, active; diligent. Courteous he was, lowly, and servysable. - Chaucer. Bright-hearnessed angels sit in order serviceable. - Milton. Seeing her so sweet and serviceable. - Tennnyson.

Adj.	1.	serviceable - ready for service or able to give long service; "serviceable equipment"; "heavy serviceable fabrics" Antonyms: unserviceable - not ready for service; "unserviceable equipment may be replaced"
	2.	serviceable - having a beneficial use; "a serviceable kitchen gadget"
	3.	serviceable - intended or able to serve a purpose without elaboration; "serviceable low-heeled shoes";

agential, agentival, agentive, aidful, aiding, appropriate, assisting, banausic, commodious, conducive, constructive, contributory, durable, employable, expedient, facilitating, favoring, fitting, forwarding, functional, functioning, furthersome, good for, handy, instrumental, intermediary, long-lasting, mediating, mediatorial, ministerial, ministering, of general utility, of help, of service, of use, operating, operative, positive, practicable, practical, pragmatical, promoting, proper, remedial, subservient, therapeutic, tough, usable, useful, utilitarian, workable, working